Sun Hill Serial Killer

The Sun Hill Serial Killer was a major storyline from ITVs cop show The Bill. Known originally as the "River Murders", the storyline spanned several months in 2002 and served as the exit for popular cast regular Cass Rickman (played by Suzanne Maddock). It was the first of several " Serial Killer" storylines from the show.

The victims

All the victims of the killer featured prominently in various episodes.

• Liz Chambers - A teenage goth who testified against her father in court in favour of her boyfriend, who is later considered to be a strong suspect for the killings.

• Tina Pope - A young mother married to a known violent criminal, The police begin the hunt for a serial killer when her body is discovered to bear the same hallmarks as the body of Liz Chambers. Her dead body is later stolen from a morgue and morbid photos leaked onto an SnM website.

• Lucy Corrigan - Desperate to drive a wedge in her ex boyfriends marriage, she sends hate mail to herself claiming him as the sender. Her tearful and frightened act vanishes into a cool and ruthless one once her lies are exposed.

• Miriam Ray - The victim of a flasher, She helps the police to identify the man who exposes himself in a park.

• Vicki Casson - A middle class teenage tearaway determined to make her stepmothers life hell, including putting her in hospital.

• P.C. Cass Rickman - The final victim of the serial killer and former cast regular. The discovery of her body ties up the loose ends of the case and wraps up the storyline.

The killer

The Sun Hill Serial Killer was finally revealed to be Patricia "Pat" Kitson (played by Alexandra Gilbreath). An unstable woman who had been obsessed with her own brother (a journalist and love interest of the final victim Cass. He also played a prominent role in the series. He kills himself in prison after being falsely charged with the murders). In the concluding episode of the storyline. Pat kidnaps Acting Detective Inspector Samantha Nixon, intent on making her the seventh victim. She confesses to Nixon about the murders revealing she saw them as rivals for her brothers affections. She also confesses to being responsible for the murder of her brothers first wife because she wasn't good enough for her brother. At the police station, PC Nick Klein lashes out at Pat and hits her, yelling that he trusted her and that Cass's mum had the deceny to thank her for coming to the funeral in Liverpool, when she was the serial killer all along.

The high ratings of the Serial Killer storyline spanned two similar storyline, in which other serving members of the cast were written out. The Sun Hill Gay Serial Killer storyline saw the exit of P.C. Lance Powell and The Sun Hill Sniper storyline saw out long-time favourite P.C. Kerry Young.